/**
 * Copyright © 2016-2025 The Thingsboard Authors
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.thingsboard.mqtt.broker.service.historical.stats;

import lombok.AllArgsConstructor;
import lombok.Data;
import lombok.NoArgsConstructor;

import java.util.concurrent.atomic.AtomicBoolean;
import java.util.concurrent.atomic.AtomicLong;

@Data
@AllArgsConstructor
@NoArgsConstructor
public class ClientSessionMetricState {

    private AtomicLong counter;
    private AtomicBoolean valueChangedSinceLastUpdate;

    public static ClientSessionMetricState newClientSessionMetricState() {
        return new ClientSessionMetricState(new AtomicLong(0), new AtomicBoolean(true));
    }

    void incrementAndSetValueChanged() {
        counter.incrementAndGet();
        valueChangedSinceLastUpdate.set(true);
    }

    boolean getAndResetValueChanged() {
        return valueChangedSinceLastUpdate.getAndSet(false);
    }

    long getCount() {
        return counter.get();
    }

}
